Document details

Residual stresses profiles of cladded austenitic stainless steel evaluated by X-ray diffraction and by incremental hole-drilling method

Author(s): Marques, Maria José ; Batista, António Castanhola ; Coelho, Luís Manuel de Jesus ; Nobre, João P. ; Loureiro, Altino

Date: 2014

Persistent ID: http://hdl.handle.net/10400.8/1285

Origin: IC-online

Subject(s): Residual stresses; Submerged arc welding; Hole-drilling; X-ray diffraction; Stainless steel


Description

The samples studied in this paper were carried out using carbon steel plates, cladded on one of the faces with stainless steel filler metals by submerged arc welding (SAW). After cladding, the samples were submitted to post-weld heat treatments under different conditions and then stainless steel coating surfaces were milled and mechanically polished, as in the industrial application. The residual stress analysis was performed by X-ray diffraction (XRD) and incremental hole-drilling methods (IHD). The residual stress profiles showed different values in-depth in each sample, depending on the heat treatment. The hole-drilling method was applied in several points of each stainless steel sample surface and the results presented similar profiles of evolution. However, compressive stresses increase when the heat treatment temperature rises.

Document Type Journal article
Language English
Contributor(s) Repositório IC-Online
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